2018-05-07 11:35:06 +00:00
|
|
|
// Copyright 2018 The go-ethereum Authors
|
|
|
|
// This file is part of the go-ethereum library.
|
|
|
|
//
|
|
|
|
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
|
|
// it under the terms of the GNU Lesser General Public License as published by
|
|
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
|
|
// (at your option) any later version.
|
|
|
|
//
|
|
|
|
// The go-ethereum library is distributed in the hope that it will be useful,
|
|
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
// GNU Lesser General Public License for more details.
|
|
|
|
//
|
|
|
|
// You should have received a copy of the GNU Lesser General Public License
|
|
|
|
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
|
|
|
|
package rawdb
|
|
|
|
|
|
|
|
import (
|
|
|
|
"encoding/json"
|
2020-12-11 14:56:00 +00:00
|
|
|
"time"
|
2018-05-07 11:35:06 +00:00
|
|
|
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
2018-09-24 12:57:49 +00:00
|
|
|
"github.com/ethereum/go-ethereum/ethdb"
|
2018-05-07 11:35:06 +00:00
|
|
|
"github.com/ethereum/go-ethereum/log"
|
|
|
|
"github.com/ethereum/go-ethereum/params"
|
|
|
|
"github.com/ethereum/go-ethereum/rlp"
|
|
|
|
)
|
|
|
|
|
|
|
|
// ReadDatabaseVersion retrieves the version number of the database.
|
all: integrate the freezer with fast sync
* all: freezer style syncing
core, eth, les, light: clean up freezer relative APIs
core, eth, les, trie, ethdb, light: clean a bit
core, eth, les, light: add unit tests
core, light: rewrite setHead function
core, eth: fix downloader unit tests
core: add receipt chain insertion test
core: use constant instead of hardcoding table name
core: fix rollback
core: fix setHead
core/rawdb: remove canonical block first and then iterate side chain
core/rawdb, ethdb: add hasAncient interface
eth/downloader: calculate ancient limit via cht first
core, eth, ethdb: lots of fixes
* eth/downloader: print ancient disable log only for fast sync
2019-04-25 14:59:48 +00:00
|
|
|
func ReadDatabaseVersion(db ethdb.KeyValueReader) *uint64 {
|
2019-01-11 11:49:12 +00:00
|
|
|
var version uint64
|
2018-05-07 11:35:06 +00:00
|
|
|
|
2020-12-11 14:56:00 +00:00
|
|
|
enc, _ := db.Get(databaseVersionKey)
|
2019-01-11 11:49:12 +00:00
|
|
|
if len(enc) == 0 {
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
if err := rlp.DecodeBytes(enc, &version); err != nil {
|
|
|
|
return nil
|
|
|
|
}
|
2018-05-07 11:35:06 +00:00
|
|
|
|
2019-01-11 11:49:12 +00:00
|
|
|
return &version
|
2018-05-07 11:35:06 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
// WriteDatabaseVersion stores the version number of the database
|
all: integrate the freezer with fast sync
* all: freezer style syncing
core, eth, les, light: clean up freezer relative APIs
core, eth, les, trie, ethdb, light: clean a bit
core, eth, les, light: add unit tests
core, light: rewrite setHead function
core, eth: fix downloader unit tests
core: add receipt chain insertion test
core: use constant instead of hardcoding table name
core: fix rollback
core: fix setHead
core/rawdb: remove canonical block first and then iterate side chain
core/rawdb, ethdb: add hasAncient interface
eth/downloader: calculate ancient limit via cht first
core, eth, ethdb: lots of fixes
* eth/downloader: print ancient disable log only for fast sync
2019-04-25 14:59:48 +00:00
|
|
|
func WriteDatabaseVersion(db ethdb.KeyValueWriter, version uint64) {
|
2019-01-11 11:49:12 +00:00
|
|
|
enc, err := rlp.EncodeToBytes(version)
|
|
|
|
if err != nil {
|
|
|
|
log.Crit("Failed to encode database version", "err", err)
|
|
|
|
}
|
2020-12-11 14:56:00 +00:00
|
|
|
if err = db.Put(databaseVersionKey, enc); err != nil {
|
2018-05-07 11:35:06 +00:00
|
|
|
log.Crit("Failed to store the database version", "err", err)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// ReadChainConfig retrieves the consensus settings based on the given genesis hash.
|
all: integrate the freezer with fast sync
* all: freezer style syncing
core, eth, les, light: clean up freezer relative APIs
core, eth, les, trie, ethdb, light: clean a bit
core, eth, les, light: add unit tests
core, light: rewrite setHead function
core, eth: fix downloader unit tests
core: add receipt chain insertion test
core: use constant instead of hardcoding table name
core: fix rollback
core: fix setHead
core/rawdb: remove canonical block first and then iterate side chain
core/rawdb, ethdb: add hasAncient interface
eth/downloader: calculate ancient limit via cht first
core, eth, ethdb: lots of fixes
* eth/downloader: print ancient disable log only for fast sync
2019-04-25 14:59:48 +00:00
|
|
|
func ReadChainConfig(db ethdb.KeyValueReader, hash common.Hash) *params.ChainConfig {
|
2018-06-11 13:06:26 +00:00
|
|
|
data, _ := db.Get(configKey(hash))
|
2018-05-07 11:35:06 +00:00
|
|
|
if len(data) == 0 {
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
var config params.ChainConfig
|
|
|
|
if err := json.Unmarshal(data, &config); err != nil {
|
|
|
|
log.Error("Invalid chain config JSON", "hash", hash, "err", err)
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
return &config
|
|
|
|
}
|
|
|
|
|
|
|
|
// WriteChainConfig writes the chain config settings to the database.
|
all: integrate the freezer with fast sync
* all: freezer style syncing
core, eth, les, light: clean up freezer relative APIs
core, eth, les, trie, ethdb, light: clean a bit
core, eth, les, light: add unit tests
core, light: rewrite setHead function
core, eth: fix downloader unit tests
core: add receipt chain insertion test
core: use constant instead of hardcoding table name
core: fix rollback
core: fix setHead
core/rawdb: remove canonical block first and then iterate side chain
core/rawdb, ethdb: add hasAncient interface
eth/downloader: calculate ancient limit via cht first
core, eth, ethdb: lots of fixes
* eth/downloader: print ancient disable log only for fast sync
2019-04-25 14:59:48 +00:00
|
|
|
func WriteChainConfig(db ethdb.KeyValueWriter, hash common.Hash, cfg *params.ChainConfig) {
|
2018-05-07 11:35:06 +00:00
|
|
|
if cfg == nil {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
data, err := json.Marshal(cfg)
|
|
|
|
if err != nil {
|
|
|
|
log.Crit("Failed to JSON encode chain config", "err", err)
|
|
|
|
}
|
2018-06-11 13:06:26 +00:00
|
|
|
if err := db.Put(configKey(hash), data); err != nil {
|
2018-05-07 11:35:06 +00:00
|
|
|
log.Crit("Failed to store chain config", "err", err)
|
|
|
|
}
|
|
|
|
}
|
2020-12-11 14:56:00 +00:00
|
|
|
|
|
|
|
// crashList is a list of unclean-shutdown-markers, for rlp-encoding to the
|
|
|
|
// database
|
|
|
|
type crashList struct {
|
|
|
|
Discarded uint64 // how many ucs have we deleted
|
|
|
|
Recent []uint64 // unix timestamps of 10 latest unclean shutdowns
|
|
|
|
}
|
|
|
|
|
|
|
|
const crashesToKeep = 10
|
|
|
|
|
|
|
|
// PushUncleanShutdownMarker appends a new unclean shutdown marker and returns
|
|
|
|
// the previous data
|
|
|
|
// - a list of timestamps
|
|
|
|
// - a count of how many old unclean-shutdowns have been discarded
|
|
|
|
func PushUncleanShutdownMarker(db ethdb.KeyValueStore) ([]uint64, uint64, error) {
|
|
|
|
var uncleanShutdowns crashList
|
|
|
|
// Read old data
|
|
|
|
if data, err := db.Get(uncleanShutdownKey); err != nil {
|
|
|
|
log.Warn("Error reading unclean shutdown markers", "error", err)
|
|
|
|
} else if err := rlp.DecodeBytes(data, &uncleanShutdowns); err != nil {
|
|
|
|
return nil, 0, err
|
|
|
|
}
|
|
|
|
var discarded = uncleanShutdowns.Discarded
|
|
|
|
var previous = make([]uint64, len(uncleanShutdowns.Recent))
|
|
|
|
copy(previous, uncleanShutdowns.Recent)
|
|
|
|
// Add a new (but cap it)
|
|
|
|
uncleanShutdowns.Recent = append(uncleanShutdowns.Recent, uint64(time.Now().Unix()))
|
|
|
|
if count := len(uncleanShutdowns.Recent); count > crashesToKeep+1 {
|
|
|
|
numDel := count - (crashesToKeep + 1)
|
|
|
|
uncleanShutdowns.Recent = uncleanShutdowns.Recent[numDel:]
|
|
|
|
uncleanShutdowns.Discarded += uint64(numDel)
|
|
|
|
}
|
|
|
|
// And save it again
|
|
|
|
data, _ := rlp.EncodeToBytes(uncleanShutdowns)
|
|
|
|
if err := db.Put(uncleanShutdownKey, data); err != nil {
|
|
|
|
log.Warn("Failed to write unclean-shutdown marker", "err", err)
|
|
|
|
return nil, 0, err
|
|
|
|
}
|
|
|
|
return previous, discarded, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
// PopUncleanShutdownMarker removes the last unclean shutdown marker
|
|
|
|
func PopUncleanShutdownMarker(db ethdb.KeyValueStore) {
|
|
|
|
var uncleanShutdowns crashList
|
|
|
|
// Read old data
|
|
|
|
if data, err := db.Get(uncleanShutdownKey); err != nil {
|
|
|
|
log.Warn("Error reading unclean shutdown markers", "error", err)
|
|
|
|
} else if err := rlp.DecodeBytes(data, &uncleanShutdowns); err != nil {
|
|
|
|
log.Error("Error decoding unclean shutdown markers", "error", err) // Should mos def _not_ happen
|
|
|
|
}
|
|
|
|
if l := len(uncleanShutdowns.Recent); l > 0 {
|
|
|
|
uncleanShutdowns.Recent = uncleanShutdowns.Recent[:l-1]
|
|
|
|
}
|
|
|
|
data, _ := rlp.EncodeToBytes(uncleanShutdowns)
|
|
|
|
if err := db.Put(uncleanShutdownKey, data); err != nil {
|
|
|
|
log.Warn("Failed to clear unclean-shutdown marker", "err", err)
|
|
|
|
}
|
|
|
|
}
|